Duplicate Line Remover
Remove repeated lines from lists and text while keeping the first occurrence.
Drop files here or click to browse
Your files never leave this device
How to use the Duplicate Line Remover
- Paste your list
- Toggle options
- Click Remove Duplicates
- Copy the clean list
Features
- ✅ Removes duplicate lines
- ✅ Case-insensitive option
- ✅ Ignore-whitespace option
- ✅ Live count of removed lines
FAQ
Does order change?
No — first occurrences keep their order.